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Java SDK Olson time zone updates

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Summary of Olson time zone updates since January 2016

The time zone information used by Java™ is taken from the Olson time zone database. The time zone updates are applied by updating your Java SDK or JRE or running the IBM Time Zone Update Utility for Java (JTZU).

For more information about updating Java SDKs with new DST information, see Guidance on updating Java SDKs and JREs for Daylight Saving Time (DST) changes.

Note: IBM accepts no responsibility for the accuracy or completeness of the information obtained from the Olson database: it is provided for guidance only and cannot be regarded as definitive.

Summary of Olson time zone updates since January 2016
Olson version Date Time zones affected Java 8 Java 7.1 Java 7 Java 6.0.1 Java 6 JTZU
tzdata2021b 29 September 2020
Asia/Amman
1.7.21b
tzdata2021a 24 January 2021
Africa/Juba
80SR6FP30 727SR4FP85 70SR10FP85 1.7.21a
tzdata2020f 29 December 2020

1.7.20f
tzdata2020e 22 December 2020
Africa/Accra
Africa/Nairobi    
Africa/Lagos
Europe/Volgograd
Australia/Hobart
America/Belize
Atlantic/Bermuda
America/Grand_Turk
            
1.7.20e
tzdata2020d 21 October 2020
Asia/Gaza
Asia/Hebron
            
1.7.20d
tzdata2020c 17 October 2020
Antarctica/Casey
Pacific/Fiji
Africa/Casablanca
Europe/Budapest
America/Dawson
America/Whitehorse
Europe/Paris
            
1.7.20c
tzdata2020a 23 April 2020
Africa/Casablanca
America/Whitehorse
America/Dawson
America/Nuuk
            
80SR6FP15 SR4FP70 SR10FP70 1.7.20a
tzdata2019c 11 September 2019
Pacific/Norfolk
Pacific/Fiji
America/Detroit
Europe/Brussels
Europe/Istanbul
Asia/Hong_Kong
Asia/Seoul
            
80SR6FP5 SR4FP60 SR10FP60 1.7.19c
tzdata2019b 01 July 2019
America/Sao_Paulo
Asia/Hong_Kong
Africa/Casablanca
Asia/Jerusalem
Europe/Rome
            
80SR6 SR4FP55 SR10FP55 1.7.19b
tzdata2019a 25 March 2019
Asia/Hebron
Asia/Gaza
Asia/Jerusalem
America/Metlakatla
            
80SR6 SR4FP55 SR10FP55 1.7.19a
tzdata2018i 30 December 2018
Africa/Sao_Tome
            
SR5FP40 SR4FP40 SR10FP40 1.7.18i
tzdata2018h 23 December 2018
Asia/Hong_Kong
Asia/Tehran
Asia/Qyzylorda
Africa/Casablanca
America/Metlakatla
Pacific/Guam
Pacific/Chuuk
Pacific/Kosrae
Pacific/Kwajalein
Pacific/Majuro
Pacific/NauruPacific/Palau
Pacific/Pohnpei
            
tzdata2018g 26 October 2018
Africa/Casablanca
            
SR5FP30 SR4FP40 SR10FP40 1.7.18g
tzdata2018f 18 October 2018
Europe/Volgograd
Pacific/Fiji
America/Santiago
Asia.Macau
Asia/Pyongyang
Asia/Shanghai
Asia/Tokyo
Pacific/Easter
            
1.7.18f
tzdata2018e 05 May 2018
Asia/Pyongyang
            
SR5 FP20 SR4 FP30 SR10 FP30 SR8 FP70 SR16 FP70 1.7.18e
tzdata2018d 22 March 2018
Africa/Bissau
Africa/Sao_Tome
America/Grand_Turk
America/Jamaica
America/Montevideo
Antarctica/Casey
Asia/Gaza
Asia/Macau
Atlanic/Cape_Verde
Pacific/Enderbury
Pacific/Kiritimati
            
SR5 FP20 SR4 FP30 SR10 FP30 SR8 FP70 SR16 FP70 1.7.18d
tzdata2018c 23 January 2018
Europe/Dublin
            
SR5 FP15 SR4 FP25 SR10 FP25 SR8 P65 SR16 FP65
tzdata2018b 18 January 2018
Includes US/Pacific-New.
No Time zone Affected
            
SR5 FP15 SR4 FP25 SR10 FP25 SR8 P65 SR16 FP65
tzdata2018a 13 January 2018
Africa/Sao_Tome
America/Sao_Paulo
Europe/Dublin
            
SR5 FP15 SR4 FP25 SR10 FP25 SR8 P65 SR16 FP65
tzdata2017c 23 October 2017
Africa/Juba
Africa/Khartoum
Africa/Luanda
Africa/Windhoek
America/Adak
America/Anchorage
America/Detroit
America/Grand_Turk
America/Juneau
America/Metlakatla
America/Nome
America/Regina
America/Sitka
America/Yakutat
Asia/Famagusta
Asia/Kabul
Asia/Kolkata
Asia/Yangon
Asia/Yerevan
Europe/Dublin
Europe/Guernsey
Europe/Jersey
Pacific/Apia
Pacific/Fiji
Pacific/Pago_Pago
Pacific/Tongatapu
            
SR5 FP10 SR4 FP20 SR10 FP20 SR8 FP60 SR16 FP60 1.7.17c
tzdata2017b 20 March 2017
America/Port-au-Prince
Africa/Monrovia
            
SR4 FP7 SR4 FP5 SR10 FP5 SR8 FP45 SR16 FP45 1.7.17b
tzdata2017a 01 March 2017
Africa/Ceuta
America/Guayaquil
Antarctica/Palmer
Asia/Atyrau
Asia/Hovd
Asia/Oral
Asia/Ulaanbaatar
Asia/Choibalsan
America/Punta_Arenas
Europe/Madrid
Pacific/Galapagos
            
SR4 FP2
tzdata2016j 24 November 2016
Asia/Atyrau
Asia/Gaza
Asia/Hebron
Europe/Saratov
            
SR4 SR4 SR10 SR8 FP40 SR16 FP40 1.7.16j
tzdata2016i 03 November 2016
Antarctica/Casey
Asia/Famagusta
Europe/Malta
Europe/Rome
Europe/San_Marino
Europe/Vatican
Pacific/Tongatapu
            
1.7.16i
tzdata2016h 20 October 2016
Asia/Gaza
Asia/Hebron
Europe/Istanbul
            
1.7.16h
tzdata2016g 29 September 2016
America/Los_Angeles
Asia/Rangoon
Europe/Istanbul
Europe/Kirov
Europe/Moscow
Europe/Samara
Europe/Ulyanovsk
            
SR3 FP20 SR3 FP60 SR9 FP60 SR8 FP35 SR16 FP35 1.7.16g
tzdata2016f 05 July 2016
Asia/Novokuznetsk
Asia/Novosibirsk
Africa/Cairo
Europe/Minsk
            
1.7.16f
tzdata2016e 14 June 2016
Africa/Cairo
America/Cambridge_Bay
America/Inuvik
America/Iqaluit
America/Pangnirtung
America/Rankin_Inlet
America/Resolute
America/Yellowknife
Antarctica/Casey
Antarctica/Davis
Antarctica/DumontDUrville
Antarctica/Macquarie
Antarctica/Mawson
Antarctica/Palmer
Antarctica/Rothera
Antarctica/Syowa
Antarctica/Troll
Antarctica/Vostok
Asia/Baku
Indian/Kerguelen
            
1.7.16e
tzdata2016d 18 April 2016
America/Caracas
Asia/Almaty
Asia/Aqtau
Asia/Aqtobe
Asia/Magadan
Asia/Oral
Asia/Qyzylorda
Asia/Tomsk
Asia/Yerevan
Europe/Kirov
            
1.7.16d
tzdata2016c 24 March 2016
America/Santiago
Antarctica/Palmer
Asia/Baku
Europe/Kaliningrad
Europe/Vilnius
Europe/Volgograd
Pacific/Easter
            
SR3 SR3 FP40 SR9 FP40 SR8 FP26 SR16 FP26 1.7.16c
tzdata2016b 15 March 2016
America/Port-au-Prince
Asia/Barnaul
Asia/Gaza
Asia/Sakhalin
Europe/Astrakhan
Europe/Chisinau
Europe/Samara
Europe/Ulyanovsk
            
1.7.16b
tzdata2016a 28 January 2016
America/Metlakatla
America/Santa_Isabel
America/Cayman
Asia/Chita
Asia/Karachi
Asia/Tehran
            
1.7.16a

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Document Information

Modified date:
07 October 2021

UID

ibm16208360